-85.96% is the change from 912 to 128
Calculation steps:
[( 128 - 912 ) ÷ 912] x 100 = -85.96%
Formula
Percentage change = [(128 - 912) / 912] x 100
Subtract the new number by the original number
128 - 912 = -784
-784 ÷ 912 = -0.8596491228070176
-0.8596491228070176 x 100 = -85.96%